Home / 8,957.58-13,438.66-5,262.94

Finding the Fourth Proportional to 8,957.58, 13,438.66 and 5,262.94

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Solution

The fourth proportional to 8,957.58, 13,438.66 and 5,262.94 is: 7,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.58 : 13,438.66 = 5,262.94 : x
  2. Step 2: Convert to fraction form
    8,957.58/13,438.66 = 5,262.94/x
  3. Step 3: Cross multiply
    8,957.58x = 13,438.66 × 5,262.94
  4. Step 4: Simplify right side
    8,957.58x = 70,726,861.26
  5. Step 5: Solve for x
    x = 70,726,861.26/8,957.58
  6. Step 6: Final answer
    x = 7,895.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.